Pre - Assessment on Sound

Sound occurs when particles of air_________________.

• vibrate

• heat up

• slow down

• change shape

What are sound waves?

• movement of water

• movement of air

• movement of a solid

• movement of sound energy through air, water, or a solid

Why do sounds get quieter and then die out?

• the sound waves lose energy

• the source of the sound moves farther away

• the sound waves get too big and fall apart

• the sound waves bounce off objects

Why is sign language important to people who are deaf?

• it is the easiest language to learn

• it is quieter than normal speech

• it is a way to talk without using sound

• it is a fun way for everyone to talk

How can you prevent a person from having hearing damage?

• keep the volume lower on the TV

• wear ear protection

• turn down loud music

• all of the above

What is an audiologist?

• a person who test for hearing loss

• a person that works in a sound lab

• a person who looks for sound waves

• a person who listens to birds sing

What is an eardrum

• skin patch that vibrates in the ear when it hears sound

• a tube for carrying sound waves

• a force pushing on the ear

• a device worn to help in hearing

Fast moving airplanes can produce a sonic boom. What is meant by a sonic boom?

• a sound from a loud radio

• loud noise of something traveling faster than sound

• loud sounds in the ear

• a sound that is moving fast

Being deaf means one cannot _____________________.

• squeeze sound waves together

• use sound waves

• hear

• see sound waves traveling

Read the sentence: He sings in the same pitch I do. Which sentence uses the same meaning for the word pitch?

• She can pitch a ball very fast

• Pitch in and clean your room

• let's pitch a tent

• try to hum the sound at a high pitch